*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body{
    background-color: #1e1e1e;
    color: #666 ;
    text-align: center;
}
audio{
    margin: 30px 0;
    width: 500px;
}
.container{
    height: 600px;
    border: #00ff0a solid 5px;
    overflow: auto;
}
.container .c-list{
    border: #f441a5 solid 5px;
    transition: 0.2s;
}
.container .c-list li{
    height: 30px;
    line-height: 30px;
    transition: 0.2s;
}
.container .c-list .active{
    color: white;
    transform: scale(1.3);
}
